Asher Levy said on Tuesday he had quit as chairman of Israeli spyware firm NSO Group but denied that his departure was linked to lawsuits or media coverage of the international furore that has erupted over the company’s Pegasus hacking software. Levy told Reuters he had left the surveillance firm at the end of 2021 in line with plans made before a series of setbacks the company has suffered. In November, in a big blow to the firm’s export prospects, the U.S. Commerce Department blacklisted NSO, saying it sold spyware to foreign governments which then used the equipment to target government off…